Phosphorus (P)

Symbol P
Atomic Number 15
Atomic Weight 30.973762
Group 15 (nitrogen family)
VB (Old IUPAC), VA (CAS)
Period 3
Block p

Planetary Bohr Model of P
Lewis Dot Diagram of P

Physical Properties

Density 1.82 g/cm3
Atomic Volume 17.0 cm3/mole
Atomic Radius 1.28 angstroms
Covalent Radius 106 pm
Radioactive No

States

Melting Point 44.1 °C
Boiling Point 280.0 °C
Heat Of Fusion 0.63 kJ/mole
Heat Of Vaporization 12.4 kJ/mole

Energy

Electronegativity 2.2 (Pauling Scale)
Electron Affinity -72 kJ/mol
1st Ionization Energy 1060 kJ/mol
Specific Heat Capacity 0.769 J g−1 K−1
Thermal Conductivity 0.235 W·m−1·K−1

Electrons and Oxidation

Oxidation States -3
Electrons Per Shell 2 8 5
Electron Configuration [Ne] 3s2 3p3
1s2 2s2 2p6 3s2 3p3

Translations

English Phosphorus
Deutsch Phosphor
Lëtzebuergesch Phosphor
Nederlands Fosfor
Afrikaans Fosfor
Frysk Fosfor
Dansk Phosphor or Fosfor
Svenska Fosfor
Norsk Fosfor
Íslenska Fosfr
Føroysk Fosfor
Latin Phosphorus
Français Phosphore
Español Fsforo
Catalana Fsfor
Occitana Fosfr
Português Fsforo
Galego Fsforo
Italiano Fosforo
Furlan Fosfar
Român Fosfor
Moldavian Fosfor
Armãneashte Fosforu
Русский ??????
Українска ??????
Byelorussian ??????
Polska Fosfor
Kaszëbsczi Fsfr
Čech Fosfor (Kostk )
Slovenský Fosfor
Slovenščina Fosfor
Hrvatska Fosfor
Српски ??????
Bosnian Fosfor
Македонски ??????
Български ??????
Lietuviškai Fosforas
Lao Fosfors
Sudovian F?sfaras
Cymraeg Ffsfforws
Gaeilge na hÉireann Fosfar
Gàidhlig na h Fosfaras
Gaelg Vanninagh Fosfaar
Cornish Fosforus
Brezhoneg Fosfor
Ελληνική ????????
Shqip Fosfor
Ossetian ??????
Euskera Fosforoa
Georgian ???????
Suomi Fosfori
Eesti Fosfor
Magyar Foszfor
Türkçe Fosfor
Kazakh ??????
Uzbek ??????
Tajik Fosfor
Mongolian ??????, ??????
日本語 ?? [rin]
中国话 ?
ไทย ????????
Vietnamese Photpho
Bahasa Melayu Fosforus, Posfor
العربيه ??????
Il-Malti Fosfru
עברית ????
Esperanto Fosforo

History

Discovered In
1669
Discovered By
Hennig Brand
Discovered At
Germany
Word Origin
From the Greek word "phosphoros" meaning "bringer of light"